Pet collar key



FIG. 1 is a front elevation view of the pet collar key of the present invention;

FIG. 2 is a rear elevation view of the pet collar key of the present invention;

FIG. 3 is a left elevation view of the pet collar key of the present invention;

FIG. 4 is a right elevation view of the pet collar key of the present invention;

FIG. 5 is a bottom elevation view of the pet collar key of the present invention; and,

FIG. 6 is a top elevation view of the pet collar key of the present invention.

The broken line showing of environmental structure is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a pet collar key, as shown and described. 